Senior Network Security Engineer

Tata Consultancy Services is seeking a Senior Network Security Engineer with expertise in Zscaler, SASE, ZIA, and ZPA. Candidates should have over 4 years of experience. The role involves managing web filtering policies, troubleshooting configurations, and collaborating with the Zscaler team. A Walk-In Interview is scheduled for June 7, 2025, in Kolkata, West Bengal, India. This position is not remote and requires on-site presence.
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Role**: Zscaler Engineer

Desired Skill Set Any: Zscaler, SASE, ZIA, ZPA

Experience Range : 4+ years

Joining Location : PAN India

We are currently planning to do a Walk-In Interview on 07th June 2025 at TCS Kolkata.

Date - 07th June 2025 (Saturday)

Venue - Tata Consultancy Services Limited | Gitanjali Park - IT/ITES SEZ , Plot-IIF / 3 Action Area-II, New Town, Rajarhat, Kolkata -700156, West Bengal, India

Job Description

Role & Responsibilities:

Maintain Content Filtering / Proxy configurations Implement, Test and Validate Content Filtering configuration changes. Perform testing of necessary web filtering policies. Troubleshoot Content Filtering/ Proxy policy configurations. Provide web filtering reports when requested through Service Management Submit Service Management requests for blacklisting/ whitelisting or modifying web filtering policies. Processes request(s) tickets that are assigned to the content filtering support groups in Service Management. Resolve incident ticket(s) to restore service within specified Service Level Agreements (SLAs). Work on action tasks for Problem Management process. Implement configuration and system changes following Service Management change management process. Provide and maintain documentation for Web content filtering services. Manage the Zscaler Internet Access minor and major patches by working closely with Zscalar team who will be applying patches on Zscalar cloud based ZIA ZPA Daily review of Client ZPA dashboard Review Dashboard for errors and issues Log tickets for unexpected errors as they may be symptoms of larger errors (i.e. a server is down) Provide checks in dashboard to monitor for discovered servers Ensure log are forwarded to Client SIEM Monitor for unexpected blocks and errors Monitor for connector usage (500mps/connector) Review access related tickets from end users Assist in implementing micro-segmentation of policy Ensure that Connectors update every week, primary then secondary by working closely with Zscaler Confirm connectors are receiving update as scheduled (ZPA connector dashboard) by following up with Zscaler